Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7198105 | Apparatus and method for controlling the pressure of fluid within a sample chamber | Douglas W. Grant, Edward Harrigan | 2007-04-03 |
| 7140436 | Apparatus and method for controlling the pressure of fluid within a sample chamber | Douglas W. Grant, Edward Harrigan | 2006-11-28 |
| 6474152 | Methods and apparatus for optically measuring fluid compressibility downhole | Oliver C. Mullins, Andrew Kurkjian, Robin McGowan, Thomas L. DiStefano, III | 2002-11-05 |